Home / 28,191.56-38,955.67-26,825.09

Finding the Fourth Proportional to 28,191.56, 38,955.67 and 26,825.09

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Solution

The fourth proportional to 28,191.56, 38,955.67 and 26,825.09 is: 37,067.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,191.56 : 38,955.67 = 26,825.09 : x
  2. Step 2: Convert to fraction form
    28,191.56/38,955.67 = 26,825.09/x
  3. Step 3: Cross multiply
    28,191.56x = 38,955.67 × 26,825.09
  4. Step 4: Simplify right side
    28,191.56x = 1,044,989,091.92
  5. Step 5: Solve for x
    x = 1,044,989,091.92/28,191.56
  6. Step 6: Final answer
    x = 37,067.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.